A single high dose of the hallucinogen psilocybin, the active ingredient in so-called "magic mushrooms," was enough to bring about a measureable personality change lasting at least a year in nearly 60 percent of the 51 participants ...

(Medical Xpress) -- It was just last year that a certain company selling a special probiotic enhanced yogurt was ordered by a U.S. court to stop suggesting in its advertisements that it's product had health benefits that ...

It is well known that violent adults often have a history of childhood psychological trauma. Some of these individuals exhibit very real, physical alterations in a part of the brain called the orbitofrontal cortex. Yet a ...

Mice become profoundly anti-social when the creation of new brain cells is interrupted in adolescence, a surprising finding that may help researchers understand schizophrenia and other mental disorders, Yale researchers report.

When first exposed to cocaine, the adolescent brain launches a strong defensive reaction designed to minimize the drug's effects, Yale and other scientists have found. Now two new studies by a Yale team identify key genes ...

(Medical Xpress) -- Poor Phineas Gage. In 1848, the supervisor for the Rutland and Burlington Railroad in Vermont was using a 13-pound, 3-foot-7-inch rod to pack blasting powder into a rock when he triggered an explosion ...

Where you get your news could play a significant role in determining what you perceive as the best strategy for addressing childhood obesity. According to a study led by researchers from the Johns Hopkins Bloomberg School ...

(Medical Xpress)—A new study in a mouse model has shown that neuropsychiatric disorders in adults were more likely to develop if the mice had suffered immune challenges before birth and stresses after birth. The study also ...